Srimad Bhagavatam Canto 12, Chapter 06, Text 17

SB 12.6.17

sarpa-satre samiddhagnau
 dahyamanan mahoragan
drstvendram bhaya-samvignas
 taksakah saranam yayau
 
Translation: 
 
When Taksaka saw even the most powerful serpents being burned in the blazing fire of that snake sacrifice, he was overwhelmed with fear and approached Lord Indra for shelter.
Srimad Bhagavatam Canto 12, Chapter 06, Text 16
Srimad Bhagavatam Canto 12, Chapter 06, Text 18